\foreach \name/\xpos in {8/-3.0} %,9/3.0}
	\node[vertex,ball color=gray!50,opaque] (\name) at (\xpos,6.0) {$\name$};
\input{graphExample}
\path[-] 	(1) 	edge (8);
%			(4) 	edge (9);
			
\draw		(7) 	to[out=120,in=0] (8);
%\draw		(5) 	to[out=60,in=180] (9);
